B23B 2222/00
Materials of tools or workpieces composed of metals, alloys or metal matrices
B23B2222/00 (Materials of tools or workpieces composed of metals, alloys or metal matrices) appears on 524 US grants and 568 published applications in this corpus.
Search patents in B23B- Granted patents
- 524
- Published applications
- 568
- Assignees
- 268
- Inventors
- 1,134
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 8 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 6 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 13 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 7 |
| 2002 | 8 | 6 |
| 2003 | 10 | 15 |
| 2004 | 7 | 18 |
| 2005 | 8 | 26 |
| 2006 | 11 | 17 |
| 2007 | 14 | 18 |
| 2008 | 18 | 19 |
| 2009 | 7 | 20 |
| 2010 | 8 | 19 |
| 2011 | 14 | 22 |
| 2012 | 13 | 21 |
| 2013 | 12 | 11 |
| 2014 | 20 | 19 |
| 2015 | 17 | 32 |
| 2016 | 21 | 43 |
| 2017 | 21 | 43 |
| 2018 | 40 | 28 |
| 2019 | 32 | 41 |
| 2020 | 25 | 31 |
| 2021 | 29 | 19 |
| 2022 | 22 | 19 |
| 2023 | 14 | 26 |
| 2024 | 13 | 18 |
| 2025 | 11 | 12 |
| 2026 | 19 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- B23B 2222/28Details of hard metal, i.e. cemented carbideIndexing code264
- B23B 2222/04AluminiumIndexing code70
- B23B 2222/16CermetIndexing code66
- B23B 2222/84SteelIndexing code65
- B23B 2222/88TitaniumIndexing code63
- B23B 2222/64NickelIndexing code30
- B23B 2222/14Cast ironIndexing code24
- B23B 2222/92TungstenIndexing code23
All 24 subgroupsShow fewer
- B23B 2222/80Stainless steelIndexing code22
- B23B 2222/21CopperIndexing code17
- B23B 2222/32Details of high-speed steelIndexing code14
- B23B 2222/98ZincIndexing code13
- B23B 2222/36Nickel chrome alloysIndexing code11
- B23B 2222/56Non-specified metalsIndexing code9
- B23B 2222/44IronIndexing code8
- B23B 2222/76SilverIndexing code8
- B23B 2222/41Nickel steel alloysIndexing code7
- B23B 2222/24GoldIndexing code6
- B23B 2222/12BrassIndexing code5
- B23B 2222/52MagnesiumIndexing code4
- B23B 2222/61Metal matrices with non-metallic particles or fibresIndexing code4
- B23B 2222/68PalladiumIndexing code3
- B23B 2222/72PlatinumIndexing code3
- B23B 2222/48LeadIndexing code0
Recent patents
- Insert and cutting tool25 Aug 2026US 12,715,044 B2KYOCERA Corporation
- Cemented carbide and cutting tool18 Aug 2026US 12,709,788 B2Sumitomo Electric Industries, Ltd.
- NbC-based cemented carbide11 Aug 2026US 12,703,899 B2Hyperion Materials & Technologies, Inc.
- Drill body and manufacturing method of drill body28 Jul 2026US 12,691,507 B2Tungaloy Corporation
- Attachment and method for machining globe valves16 Jun 2026US 12,654,229 B1Atlantic Hardchrome Limited
- Self-sharpening cutting device with gradually phased materials8 Oct 2026US 2026/0307157 A1
- Coated cutting tool23 Jul 2026US 2026/0208271 A1Walter AG
- Coated cutting tool16 Jul 2026US 2026/0199986 A1AB Sandvik Coromant
- Ultra soft cutting tool coatings and coating method9 Jul 2026US 2026/0192367 A1McMaster University
- Turning tool with sensor module25 Jun 2026US 2026/0175299 A1AB Sandvik Coromant
Most cited
By later US patents
- Adaptive positive feed drilling system981US 8,317,437 B2The Boeing Company · 2012
- Cutting composite formed of cemented carbide substrate and diamond layer481US 5,120,327 ADiamant Boart-Stratabit (USA) Inc. · 1992
- Cutting element having composite formed of cemented carbide substrate and diamond layer and method of making same258US 4,784,023 ADiamant Boart-Stratabit (USA) Inc. · 1988
- Low pressure bonding of PCD bodies and method for drill bits and the like244US 4,943,488 ANorton Company · 1990
- Low pressure bonding of PCD bodies and method236US 5,030,276 ANorton Company · 1991